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TLS Online TPP Program

#Question id: 5314

Which of the following statements correctly describes one characteristic of a multigene family?

#Unit 11. Evolution and Behavior

  1. A multigene family includes multiple genes whose products must be coordinately expressed.

  2. A multigene family includes genes whose sequences are very similar and that probably arose by duplication.

  3. A multigene family includes a gene whose exons can be spliced in a number of different ways.

  4. A multigene family includes a highly conserved gene found in a number of different species.

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TLS Online TPP Program

#Question id: 24329

#Unit 4. Cell Communication and Cell Signaling

_______permit the passage of molecules as large as 1.2 nm in diameter (molecules smaller than 1200 Da).
TLS Online TPP Program

#Question id: 3270

#Unit 11. Evolution and Behavior

Heterozygote advantage should be most closely linked to which of the following?
TLS Online TPP Program

#Question id: 4810

#Unit 8. Inheritance Biology

In a haploid organism, the C and D loci are 8 m.u. apart. From a cross C d X c D, which of the following proportion following progeny classes: (a) C D; (b) c d; (c) C d
TLS Online TPP Program

#Question id: 18955

#Unit 13. Methods in Biology

(i) (RFLPs), (ii) (RAPDs), (iii) (VNTR) DNA, and (iv) (SSRs) are the examples of
TLS Online TPP Program

#Question id: 10786

#Unit 6. System Physiology – Plant

Alkaloids are usually synthesized from one of a few common amino acids such as___